Source code for spinn_front_end_common.utilities.utility_objs.extra_monitor_scp_processes.set_router_timeout_process

# Copyright (c) 2017-2019 The University of Manchester
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
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#
# This program is distributed in the hope that it will be useful,
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# GNU General Public License for more details.
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from spinnman.processes import AbstractMultiConnectionProcess
from spinn_front_end_common.utilities.utility_objs.extra_monitor_scp_messages\
    import (
        SetRouterTimeoutMessage)


[docs]class SetRouterTimeoutProcess(AbstractMultiConnectionProcess): """ How to send messages to set router timeouts. These messages need to be\ sent to cores running the extra monitor binary. .. note:: SCAMP sets wait2 to zero by default! .. note:: Timeouts are specified in a weird floating point format. See the SpiNNaker datasheet for details. """
[docs] def set_wait1_timeout(self, mantissa, exponent, core_subsets): """ The wait1 timeout is the time from when a packet is received to\ when emergency routing becomes enabled. :param int mantissa: Timeout mantissa (0 to 15) :param int exponent: Timeout exponent (0 to 15) :param ~spinn_machine.CoreSubsets core_subsets: Where the extra monitors that manage the routers are located. """ for core_subset in core_subsets.core_subsets: for processor_id in core_subset.processor_ids: self._set_timeout( core_subset, processor_id, mantissa, exponent, wait=1)
[docs] def set_wait2_timeout(self, mantissa, exponent, core_subsets): """ The wait2 timeout is the time from when a packet has emergency\ routing enabled for it to when it is dropped. :param int mantissa: Timeout mantissa (0 to 15) :param int exponent: Timeout exponent (0 to 15) :param ~spinn_machine.CoreSubsets core_subsets: Where the extra monitors that manage the routers are located. """ for core_subset in core_subsets.core_subsets: for processor_id in core_subset.processor_ids: self._set_timeout( core_subset, processor_id, mantissa, exponent, wait=2)
def _set_timeout(self, core, processor_id, mantissa, exponent, wait): """ Set a timeout for a router controlled by an extra monitor on a\ core. This is not a parallelised operation in order to aid\ debugging when it fails. :param ~spinn_machine.CoreSubset core: :param int processor_id: :param int mantissa: :param int exponent: :param int wait: """ self._send_request(SetRouterTimeoutMessage( core.x, core.y, processor_id, timeout_mantissa=mantissa, timeout_exponent=exponent, wait=wait)) self._finish() self.check_for_error()